During a compressor testing, slipping and rub under light load caused the assistant fulcrum ball bearing cease to be in effect and get damaged.
在某型发动机压气机部件试验过程中，试验件的辅助支点滚珠轴承由于轻载打滑造成轴承失效，导致试验件辅助支点被损坏。
During a compressor testing, slipping and rub under light load caused the assistant fulcrum ball bearing cease to be in effect and get damaged.
在某型发动机压气机部件试验过程中，试验件的辅助支点滚珠轴承由于轻载打滑造成轴承失效，导致试验件辅助支点被损坏。
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